2020年4月20日月曜日

Leitz M-Tele-Elmar 135mm/4 on SONY Alpha7



Long deserted Leitz lens was maintained, cleaned and adjusted at infinity position on SONY E-mount. Different lens case construction brought me some consideration before disassembling from ordinary Leitz lenses. An anxiety that the cloudy might be happened in the thin space of Balsam adhering was in my mind, but it was in vain. Secondary group of the component has a few balsam adhering surfaces in Ernostar type constructive design. Once I have experienced the regrettable memory when I did it on M-Summilux 50mm/1.4, L39 latest model in heavy brass barrel with special quick focusing helicoid. The rear group with Balsam glue was cloudy.
Anyway this time was successful to clean all the lens component.
In order to remove all the dust, mold and rust on Iris surfaces, every part was fully disassembled this time.
Brilliant, shinny and glossy resolutions are out of the target for M-Tele-Elmar 135mm/4, but some stable calm astringency is the character of this one, now it's impossible to desire for this performance in recent productions. Because the original helicoid lacked smoothness, transplantation was performed, the doner was Minolta Tele-Rokkor 135mm/2.8. Iris controlling is invited from Tele-Elmar for the sake of round shape produced by 8 iris blades.
Recent lens makers have tendency to produce large glass, big and heavy ones, I don't find out any reasonable apologize to do that except some commercial purposes. Recent photographers has enough capability to make use of them with muscle training? Including female professionals?
I'm going to make use of this Tele-Elmar much more often from now, Anti-Camera shake function of SONY Alpha 7-Ⅲ is an indispensable Gospel especially for an use of long focus Tele-lens.
Basically, I don't believe in this sophisticated function, Tripod invitation is far reliable than another prevarications.

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